Hands not moving



I am halfway through assembling. I am putting the hands on which is going well however they wont move when i turn the Crown. I can change the date, but the hands wont move, they are on properly and I can hear and see the gears moving.
Please help!!


Hey they have a video exactly on troubleshooting hands not moving, should be useful to you: https://www.youtube.com/watch?v=4engQ_T_7n8